869480784 has 80 divisors (see below), whose sum is σ = 2581828800. Its totient is φ = 279828864.

The previous prime is 869480779. The next prime is 869480903. The reversal of 869480784 is 487084968.

869480784 is a `hidden beast` number, since 86 + 9 + 480 + 7 + 84 = 666.

869480784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 869480784.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22174 + ... + 47229.

It is an arithmetic number, because the mean of its divisors is an integer number (32272860).

Almost surely, 2^869480784 is an apocalyptic number.

It is an amenable number.

869480784 is an abundant number, since it is smaller than the sum of its proper divisors (1712348016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

869480784 is a wasteful number, since it uses less digits than its factorization.

869480784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69449 (or 69437 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The square root of 869480784 is about 29486.9595584218. The cubic root of 869480784 is about 954.4503233729.

The spelling of 869480784 in words is "eight hundred sixty-nine million, four hundred eighty thousand, seven hundred eighty-four".